and no one was there to stop him. >> reporter: ciancia is currently under 24 hour armed guard at the hospital. he's accused of murdering a federal officer and committing an act of violence at an international airport. jeff, those are charges that could lead to the death penalty. >> jeff: carter evans, thank you very much. the shooting at lax raises questions about security at airports across the country. one of those questions, should tsa agents be armed? here's jeff pegues. >> reporter: at reagan national airport today passengers were a bit more patient with the long lines. al wooten travels frequently for business. >> i don't mind the line, my thing is just getting there safely. >> reporter: security procedures at u.s. airports are under scrutiny after friday's shooting. tsa says it will work with congress to review procedures and see if anything more could have been done. tsa officers have been posted at transportation check points since november of 2001, a direct response to the failures of a precept 11th system. since the agency's creation. >> dow have anything sharp, dangerous.